Home / 26,253.02-39,351.18-12,935.28

Finding the Fourth Proportional to 26,253.02, 39,351.18 and 12,935.28

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Solution

The fourth proportional to 26,253.02, 39,351.18 and 12,935.28 is: 19,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,253.02 : 39,351.18 = 12,935.28 : x
  2. Step 2: Convert to fraction form
    26,253.02/39,351.18 = 12,935.28/x
  3. Step 3: Cross multiply
    26,253.02x = 39,351.18 × 12,935.28
  4. Step 4: Simplify right side
    26,253.02x = 509,018,531.63
  5. Step 5: Solve for x
    x = 509,018,531.63/26,253.02
  6. Step 6: Final answer
    x = 19,388.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.